Method preprocessing

hashes/sha256.py:121–124

(data: bytes)

    @staticmethod
    def preprocessing(data: bytes) -> bytes:
        padding = b"\x80" + (b"\x00" * (63 - (len(data) + 8) % 64))
        big_endian_integer = struct.pack(">Q", (len(data) * 8))
        return data + padding + big_endian_integer

    def final_hash(self) -> None:
        # Convert into blocks of 64 bytes